Re: [PATCH v5 1/5] dt-bindings: media: qcom,sm8550-iris: Add X1P42100 compatible
From: Krzysztof Kozlowski
Date: Thu Apr 30 2026 - 03:40:02 EST
On Wed, Apr 29, 2026 at 03:43:52PM +0800, Wangao Wang wrote:
> Document the new compatible string "qcom,x1p42100-iris".
>
> Unlike SM8550 where the BSE (Bitstream Engine) is clocked implicitly
> via vcodec0_core, x1p42100 exposes a dedicated BSE clock vcodec0_bse
> that requires explicit enable/disable and frequency configuration.
> The SM8550 driver has no knowledge of this clock and therefore cannot
> operate x1p42100 hardware correctly.
>
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
> Signed-off-by: Wangao Wang <wangao.wang@xxxxxxxxxxxxxxxx>
> ---
> .../bindings/media/qcom,sm8550-iris.yaml | 23 +++++++++++++++++++++-
> 1 file changed, 22 insertions(+), 1 deletion(-)
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
Best regards,
Krzysztof